16797281208 has 32 divisors (see below), whose sum is σ = 44203372800. Its totient is φ = 5304404448.

The previous prime is 16797281191. The next prime is 16797281231. The reversal of 16797281208 is 80218279761.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18417616 + ... + 18418527.

It is an arithmetic number, because the mean of its divisors is an integer number (1381355400).

Almost surely, 2^16797281208 is an apocalyptic number.

It is an amenable number.

16797281208 is an abundant number, since it is smaller than the sum of its proper divisors (27406091592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16797281208 is a wasteful number, since it uses less digits than its factorization.

16797281208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36836171 (or 36836167 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 51.

The spelling of 16797281208 in words is "sixteen billion, seven hundred ninety-seven million, two hundred eighty-one thousand, two hundred eight".